
<html>
<head>
  <script src="jquery.js"></script>
  <script src="popup.js"></script>
  <style>
  ul {
      list-style: none;
      padding: 5px;
  }
  button{
      margin:5px;
  }
  </style>
</head>
<body style="width: 200px">
  <div>S1用户名: <br/><input id="name" style="width:140px;"><button id="save">添加</button></div>
  <div>
      <ul id="list"></ul>
  </div>
</body>
</html>
